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A139867
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Primes of the form 2x^2 + 2xy + 83y^2.
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2
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2, 83, 107, 167, 227, 263, 347, 503, 563, 743, 827, 887, 1163, 1187, 1223, 1283, 1427, 1487, 1583, 1667, 1823, 1847, 2063, 2087, 2207, 2243, 2543, 2903, 3167, 3203, 3407, 3467, 3527, 3803, 3863, 3923, 4127, 4463, 4523, 4583, 4703, 4787
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OFFSET
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1,1
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COMMENTS
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Discriminant = -660. See A139827 for more information.
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LINKS
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FORMULA
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The primes are congruent to {2, 83, 107, 167, 227, 263, 347, 503, 527, 563, 623} (mod 660).
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MATHEMATICA
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QuadPrimes2[2, -2, 83, 10000] (* see A106856 *)
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PROG
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(Magma) [ p: p in PrimesUpTo(5000) | p mod 660 in {2, 83, 107, 167, 227, 263, 347, 503, 527, 563, 623}]; // Vincenzo Librandi, Jul 30 2012
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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